@font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 300;
    src: local(''),
         url('../fonts/roboto-v30-cyrillic-300.woff2') format('woff2');
    font-display: optional; 
  }
  
  @font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 400;
    src: local(''),
         url('../fonts/roboto-v30-cyrillic-regular.woff2') format('woff2');
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Roboto';
    font-style: normal;
    font-weight: 700;
    src: local(''),
         url('../fonts/roboto-v30-cyrillic-700.woff2') format('woff2');
    font-display: swap;
  }
  
  @font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 700;
    src: local(''),
         url('../fonts/open-sans-v34-cyrillic-700.woff2') format('woff2');
    font-display: swap;
  }